Articles with "differential phase" as a keyword



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Bloch Lines Constituting Antiskyrmions Captured via Differential Phase Contrast.

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Published in 2020 at "Advanced materials"

DOI: 10.1002/adma.202004206

Abstract: Much scientific capital has been directed toward exotic magnetic spin textures called Bloch lines, that is, Néel-type line boundaries within domain walls, because their geometry promises high-density magnetic storage. While predicted to arise in high-anisotropy… read more here.

Keywords: bloch; bloch lines; differential phase; phase contrast ... See more keywords
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Isotropic differential phase contrast microscopy for quantitative phase bio-imaging.

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Published in 2018 at "Journal of biophotonics"

DOI: 10.1002/jbio.201700364

Abstract: Quantitative phase imaging (QPI) has been investigated to retrieve optical phase information of an object and applied to biological microscopy and related medical studies. In recent examples, differential phase contrast (DPC) microscopy can recover phase… read more here.

Keywords: phase; microscopy; differential phase; quantitative phase ... See more keywords
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Reflectional quantitative differential phase microscopy using polarized wavefront phase modulation.

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Published in 2023 at "Journal of biophotonics"

DOI: 10.1002/jbio.202200325

Abstract: Quantitative phase microscopy (QPM), as a label‐free and nondestructive technique, has been playing an indispensable tool in biomedical imaging and industrial inspection. Herein, we introduce a reflectional quantitative differential phase microscopy (termed RQDPM) based on… read more here.

Keywords: quantitative differential; microscopy; phase; phase microscopy ... See more keywords
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Influence of lens aberrations, specimen thickness and tilt on differential phase contrast STEM images.

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Published in 2020 at "Ultramicroscopy"

DOI: 10.1016/j.ultramic.2020.113118

Abstract: Differential phase contrast (DPC) imaging in scanning transmission electron microscopy (STEM) allows for measuring electric and magnetic fields in solids on scales ranging from picometres to micrometres. The DPC technique mainly uses the direct beam,… read more here.

Keywords: lens aberrations; contrast; aberrations specimen; differential phase ... See more keywords
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Factors limiting quantitative phase retrieval in atomic-resolution differential phase contrast scanning transmission electron microscopy using a segmented detector.

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Published in 2021 at "Ultramicroscopy"

DOI: 10.1016/j.ultramic.2021.113457

Abstract: Quantitative differential phase contrast imaging of materials in atomic-resolution scanning transmission electron microscopy using segmented detectors is limited by various factors, including coherent and incoherent aberrations, detector positioning and uniformity, and scan-distortion. By comparing experimental… read more here.

Keywords: scanning transmission; phase; phase contrast; microscopy ... See more keywords
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3D Observation of Quasicrystal Alloy Using X-ray Differential Phase-Contrast Microscope with a Zone Plate

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Published in 2018 at "Microscopy and Microanalysis"

DOI: 10.1017/s1431927618013211

Abstract: In the x-ray region above several keV, phase-contrast is much higher than absorption contrast. We have been developing a differential phase-contrast microscope by using an x-ray microscope with a zone plate and a Foucault knife-edge… read more here.

Keywords: phase; contrast; microscope; differential phase ... See more keywords
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Electromagnetic Field Reconstructions of 4D-STEM Datasets using Ptychography and Differential Phase Contrast Imaging

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Published in 2019 at "Microscopy and Microanalysis"

DOI: 10.1017/s1431927619001065

Abstract: The development of fast acquisition cameras allows for the collection of a series of convergent beam electron diffraction (CBED) patterns at each scanning position during conventional STEM at a speed as fast as s/frame. Thus,… read more here.

Keywords: field; differential phase; stem dataset; stem ... See more keywords
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In Situ Ferroelectric Domain Dynamics Probed with Differential Phase Contrast Imaging

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Published in 2019 at "Microscopy and Microanalysis"

DOI: 10.1017/s1431927619009929

Abstract: Unlike classical ferroelectrics, relaxor ferroelectrics are characterized by their diffuse phase transitions and dielectric properties. They can also exhibit a low coercive field and giant piezoelectric coefficients [1]. These properties are thought to arise from… read more here.

Keywords: phase contrast; domain; microscopy; differential phase ... See more keywords
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Novel design for differential phase shifter structure by using multi‐section coupled lines

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Published in 2020 at "Electronics Letters"

DOI: 10.1049/el.2020.0316

Abstract: In this Letter, a new wideband differential phase shifter is proposed by using a multi-section coupled line structure. S-parameter circuit equations and design parameters are calculated using even/odd mode and transmission line analysis techniques for… read more here.

Keywords: phase; phase shifter; using multi; differential phase ... See more keywords
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Practical round-robin differential-phase-shift quantum key distribution

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Published in 2017 at "New Journal of Physics"

DOI: 10.1088/1367-2630/aa6274

Abstract: The security of quantum key distribution (QKD) relies on the Heisenberg uncertainty principle, with which legitimate users are able to estimate information leakage by monitoring the disturbance of the transmitted quantum signals. Normally, the disturbance… read more here.

Keywords: quantum; robin differential; key distribution; differential phase ... See more keywords
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Direct visualization of the magnetostructural phase transition in nanoscale FeRh thin films using differential phase contrast imaging

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Published in 2020 at "Physical Review Materials"

DOI: 10.1103/physrevmaterials.4.034410

Abstract: To advance the use of thermally-activated magnetic materials in device applications it is necessary to examine their behaviour on the localised scale in operando conditions. Equi-atomic FeRh undergoes a magnetostructural transition from an antiferromagnetic (AF)… read more here.

Keywords: thin films; differential phase; ferh thin; phase ... See more keywords